The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 25 April 2024 06:22 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	16509	275599	2.74%	10034	27.47	AMAZON-02, US
2	8151	200077	1.99%	12453	16.07	UNINET, MX
3	7552	150011	1.49%	3887	38.59	VIETEL-AS-AP Viettel Group, VN
4	45899	142624	1.42%	3293	43.31	VNPT-AS-VN VNPT Corp, VN
5	9829	127341	1.26%	1958	65.04	BSNL-NIB National Internet Backbone, IN
6	17794	108317	1.08%	13	8332.08	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
7	50010	84040	0.83%	629	133.61	NAWRAS-AS Sultanate of Oman, OM
8	36903	80522	0.80%	1249	64.47	MT-MPLS, MA
9	7713	78410	0.78%	3644	21.52	TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
10	6057	76126	0.76%	578	131.71	Administracion Nacional de Telecomunicaciones, UY
11	13977	72484	0.72%	797	90.95	CTELCO, US
12	264496	66085	0.66%	23	2873.26	IR Tecnologia Fibralink, BR
13	9583	59015	0.59%	1840	32.07	SIFY-AS-IN Sify Limited, IN
14	19901	53016	0.53%	863	61.43	BRSPD-PUBLIC, US
15	29571	52985	0.53%	1209	43.83	ORANGE-COTE-IVOIRE, CI
16	39891	47512	0.47%	4758	9.99	ALJAWWALSTC-AS, SA
17	149038	47428	0.47%	2	23714.00	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
18	8376	44926	0.45%	776	57.89	Jordan Data Communications, JO
19	367	43823	0.44%	3001	14.60	DNIC-ASBLK-00306-00371, US
20	58224	40891	0.41%	1372	29.80	TCI, IR
21	19429	38270	0.38%	1232	31.06	ETB - Colombia, CO
22	36914	37762	0.37%	499	75.68	KENET-AS, KE
23	28202	36687	0.36%	1143	32.10	Rede Brasileira de Comunicacao SA, BR
24	139646	36130	0.36%	478	75.59	HKMTC-AS-AP HONG KONG Megalayer Technology Co.,Limited, HK
25	55836	35274	0.35%	909	38.81	RELIANCEJIO-IN Reliance Jio Infocomm Limited, IN
26	18403	35248	0.35%	4685	7.52	FPT-AS-AP FPT Telecom Company, VN
27	137951	34676	0.34%	98	353.84	ASLINE-AS-AP ASLINE LIMITED, HK
28	8452	33143	0.33%	2508	13.21	TE-AS TE-AS, EG
29	17488	32984	0.33%	1265	26.07	HATHWAY-NET-AP Hathway IP Over Cable Internet, IN
30	44559	32315	0.32%	1296	24.93	ITHOSTLINE, CY
31	4538	31990	0.32%	5002	6.40	ERX-CERNET-BKB China Education and Research Network Center, CN
32	39855	31710	0.31%	550	57.65	MOD-EU, US
33	399077	31121	0.31%	522	59.62	TERAEXCH, US
34	8551	30751	0.31%	3340	9.21	BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbone, IL
35	265566	30432	0.30%	5	6086.40	TELESISTEMAS PENINSULARES SA DE CV, MX
36	36873	27870	0.28%	372	74.92	VNL1-AS, NG
37	44244	27616	0.27%	379	72.87	IRANCELL-AS, IR
38	17501	26958	0.27%	215	125.39	WLINK-NEPAL-AS-AP WorldLink Communications Pvt Ltd, NP
39	16625	26176	0.26%	3176	8.24	AKAMAI-AS, US
40	20940	25906	0.26%	3943	6.57	AKAMAI-ASN1, NL
41	136103	25513	0.25%	4	6378.25	IDNIC-USM-AS-ID Universitas Semarang, ID
42	647	25357	0.25%	400	63.39	DNIC-ASBLK-00616-00665, US
43	12684	25187	0.25%	149	169.04	SES-LUX-AS, LU
44	31549	24564	0.24%	243	101.09	RASANA, IR
45	16696	23936	0.24%	106	225.81	ITELNETWORKS, CA
46	29465	23247	0.23%	288	80.72	VCG-AS, NG
47	9341	22886	0.23%	475	48.18	ICONPLN-ID-AP-ISP PT INDONESIA COMNETS PLUS, ID
48	12714	22859	0.23%	327	69.91	MEGAFON-AS Moscow, Russia, RU
49	28201	22576	0.22%	217	104.04	Companhia Itabirana Telecomunicacoes Ltda, BR
50	13335	22514	0.22%	2025	11.12	CLOUDFLARENET, US
Total		2732890	27.16%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	17794	27079.2	1.08%	13	108317	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
2	149038	23714.0	0.47%	2	47428	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
3	266407	18910.0	0.19%	1	18910	ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
4	26405	13027.0	0.13%	11	13027	HDCS, US
5	7954	12666.0	0.13%	3	12666	IMMENSE-NETWORKS, US
6	47855	8466.0	0.08%	1	8466	PRIME Moscow branch, RU
7	150180	7786.0	0.15%	2	15572	AFRENIT-AS-AP AFREN IT, BD
8	265566	7608.0	0.30%	5	30432	TELESISTEMAS PENINSULARES SA DE CV, MX
9	50674	6393.0	0.06%	1	6393	SPBEX-AS, RU
10	136103	6378.2	0.25%	4	25513	IDNIC-USM-AS-ID Universitas Semarang, ID
11	269485	3593.8	0.18%	5	17969	JRNETWORKS Telecom, BR
12	27418	3556.5	0.07%	2	7113	OOW-INC, US
13	209887	3470.0	0.03%	4	3470	BIESSE, IT
14	329017	3380.0	0.03%	1	3380	RAGA-NET, CD
15	28657	3309.5	0.07%	2	6619	MD Brasil - Tecnologia da Informacao Ltda, BR
16	149588	3224.7	0.10%	3	9674	OMSAITECH-AS-IN Om Sai Technnologies, IN
17	139386	2941.0	0.03%	3	2941	IDNIC-NSR-CINEMA21-AS-ID PT Nusantara Sejahtera Raya, ID
18	264496	2873.3	0.66%	23	66085	IR Tecnologia Fibralink, BR
19	269232	2814.6	0.14%	5	14073	ON SOLUCOES EM CONEXAO LTDA, BR
20	209856	2778.0	0.06%	2	5556	SOFT-TEHNICA, RO
21	2603	2765.0	0.03%	11	2765	NORDUNET, DK
22	150523	2691.0	0.08%	3	8073	IDNIC-IDE-AS-ID PT Ide Digital Inovatif, ID
23	62931	2686.0	0.05%	2	5372	PLAZA-LAS-AMERICAS, PR
24	2046	2657.2	0.21%	8	21258	DNIC-AS-02046, US
25	135963	2450.0	0.05%	2	4900	MOLISA-AS-VN Information Center - Ministry of Labour - Invalids and Social Affairs, VN
26	140415	2356.0	0.05%	2	4712	IDNIC-JMTO-AS-ID PT JASAMARGA TOLLROAD OPERATOR, ID
27	137258	2307.0	0.02%	1	2307	SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
28	212948	2234.0	0.02%	1	2234	NIRVANET-AS Nirvanet Network, FR
29	135445	2213.7	0.15%	14	15496	IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
30	45494	1982.0	0.02%	1	1982	LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
31	8053	1877.0	0.20%	20	20647	IFX Networks Venezuela C.A., VE
32	39997	1660.0	0.03%	2	3320	GLIC, US
33	13341	1629.5	0.06%	5	6518	TRANQUILITY, US
34	202008	1616.0	0.02%	1	1616	DATEK-INST, NO
35	132829	1551.2	0.20%	23	20166	NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
36	327806	1508.0	0.03%	2	3016	CNTI-AS, AO
37	7602	1421.1	0.14%	172	14211	SPT-AS-VN Sai gon Postel Corporation, VN
38	56639	1365.0	0.03%	2	2730	LNET-COM-UA-AS, UA
39	44432	1360.5	0.03%	2	2721	RACKBONE, CH
40	62308	1360.5	0.03%	2	2721	BIBUSMENOS-AS, PL
41	149614	1346.0	0.01%	1	1346	TSIIPL-AS-IN TRANSACTION SOLUTIONS INTERNATIONAL INDIA PRIVATE LIMITED, IN
42	328076	1300.5	0.03%	2	2601	University-of-Mines-and-Technology, GH
43	328264	1291.0	0.01%	1	1291	UPSA-AS, GH
44	139456	1096.1	0.14%	13	14249	IDNIC-NSR-DEWAWEB-AS-ID PT DEWAWEB, ID
45	52532	1086.0	0.15%	14	15204	Speednet Telecomunicacoes Ltda ME, BR
46	47434	1030.5	0.02%	2	2061	FORTUNE-AS, UA
47	18812	1018.0	0.01%	2	1018	NEWWAVECOMM, US
48	131126	966.6	0.05%	5	4833	VNAIR-AS-VN Vietnam Airlines Corp, VN
49	133477	951.8	0.04%	4	3807	BANGLADESHPOLICE-AS-AP Bangladesh Police, BD
50	40138	945.5	0.10%
Total		214691.5	6.22%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	203.145.74.0/24	36114	0.35%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
2	203.145.78.0/24	36103	0.35%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
3	202.45.88.0/24	36099	0.35%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
4	143.255.204.0/22	33011	0.32%	264496 -- IR Tecnologia Fibralink, BR
5	177.55.65.0/24	32990	0.32%	264496 -- IR Tecnologia Fibralink, BR
6	45.172.92.0/22	30415	0.29%	265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
7	103.177.87.0/24	23728	0.23%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
8	103.177.86.0/24	23700	0.23%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
9	66.133.36.0/24	23483	0.23%	12684 -- SES-LUX-AS, LU
10	103.248.132.0/22	20120	0.19%	132829 -- NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
11	170.238.225.0/24	18910	0.18%	266407 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
12	103.223.2.0/24	15345	0.15%	135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
13	143.255.59.0/24	15147	0.15%	33182 -- DIMENOC, US
14	200.192.151.0/24	14803	0.14%	28572 -- Apoiocom Digital Ltda - EPP, BR 52532 -- Speednet Telecomunicacoes Ltda ME, BR
15	177.137.17.0/24	14335	0.14%	53225 -- IPGLOBE INTERNET LTDA, BR
16	45.182.135.0/24	14069	0.14%	269232 -- ON SOLUCOES EM CONEXAO LTDA, BR
17	41.222.147.0/24	13415	0.13%	25163 -- NG-NIGERIA-AS, NG
18	130.137.230.0/24	13057	0.13%	16509 -- AMAZON-02, US
19	67.211.53.0/24	13027	0.13%	26405 -- HDCS, US
20	207.167.116.0/22	12666	0.12%	7954 -- IMMENSE-NETWORKS, US
21	107.154.97.0/24	12606	0.12%	19551 -- INCAPSULA, US
22	216.120.170.0/23	11884	0.11%	16696 -- ITELNETWORKS, CA
23	216.120.204.0/23	11808	0.11%	16696 -- ITELNETWORKS, CA
24	185.32.70.0/24	11763	0.11%	51269 -- HEXATOM, FR
25	45.187.202.0/23	11664	0.11%	269485 -- JRNETWORKS Telecom, BR 271657 -- Iran Telecom, BR
26	209.22.67.0/24	10625	0.10%	2046 -- DNIC-AS-02046, US
27	130.137.12.0/24	10622	0.10%	16509 -- AMAZON-02, US
28	209.22.66.0/24	10611	0.10%	2046 -- DNIC-AS-02046, US
29	41.209.0.0/18	10597	0.10%	9129 -- KE-NET2000, ZA
30	181.225.48.0/24	10440	0.10%	8053 -- IFX Networks Venezuela C.A., VE
31	181.225.43.0/24	10181	0.10%	8053 -- IFX Networks Venezuela C.A., VE
32	103.190.26.0/23	9643	0.09%	149588 -- OMSAITECH-AS-IN Om Sai Technnologies, IN
33	130.137.108.0/24	9314	0.09%	16509 -- AMAZON-02, US
34	186.170.29.0/24	9139	0.09%	3816 -- COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
35	189.113.61.0/24	9080	0.09%	262727 -- AtualNet Provedor de Internet Ltda, BR
36	84.205.66.0/24	8866	0.09%	12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
37	137.227.74.0/24	8751	0.08%	22284 -- AS22284-DOI-OPS, US
38	130.174.34.0/24	8700	0.08%	3360 -- DXC-AS3360, US
39	130.137.227.0/24	8647	0.08%	16509 -- AMAZON-02, US
40	130.137.111.0/24	8568	0.08%	16509 -- AMAZON-02, US
41	130.137.219.0/24	8530	0.08%	16509 -- AMAZON-02, US
42	103.90.210.0/24	8501	0.08%	136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
43	103.134.215.0/24	8501	0.08%	136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
44	103.134.212.0/24	8501	0.08%	136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
45	130.137.105.0/24	8471	0.08%	16509 -- AMAZON-02, US
46	185.18.201.0/24	8466	0.08%	47855 -- PRIME Moscow branch, RU
47	130.137.127.0/24	8442	0.08%	16509 -- AMAZON-02, US
48	130.137.90.0/24	8398	0.08%	16509 -- AMAZON-02, US
49	130.137.99.0/24	8360	0.08%	16509 -- AMAZON-02, US
50	130.137.140.0/24	8349	0.08%	16509 -- AMAZON-02, US
Total		728565	7.00%

14 Day BGP Profile: 11-April-2024 00:00 - 24-April-2024 23:59 (UTC+1000)

Number of BGP Update Messages:	23798789
Number of Prefix Updates:	10071907
Number of Prefix Withdrawals:	285434
Average Prefixes per BGP Update:	0.44
Average BGP Update Messages per second:	19.67
Average Prefix Updates per second:	8.56
Peak BGP Update Message Rate per second:	25612	(07:24:57 Fri, 19-Apr-2024)
Peak Prefix Update Rate per second:	1992	(05:18:39 Sat, 20-Apr-2024)
Peak Prefix Withdraw Rate per second:	9489	(20:15:43 Sun, 21-Apr-2024)
Prefix Count:	987379
Updated Prefix Count:	607502
Stable Prefix Count:	379877
Origin AS Count:	75795
Updated Origin AS Count:	57868
Stable Origin AS Count:	17927
Unique Path Count:	552989
Updated Path Count:	410950
Stable Path Count:	142039

Hourly Average of Per-Second Updated and Withdrawn Prefix Rate

Hourly Peak of Per-Second Updated and Withdrawn Prefix Rate

Hourly Average Per-Second Updated Prefix Rate by Update Type

Hourly Peak of Per-Second Updated Prefix Rate by Update Type

BGP Table Activity

Cumulative Distribution of per-Prefix and per-AS Updates

Notes

The data has been gathered using a single eBGP peering with AS 131072. The observations of BGP path change are relative to this observation point. The updates are generated by a Quagga BGP implementation providing a timestamped log of incoming update messages. The timezone of this monitoring point is UTC+1000. Updates are processed on a 24 hour cycle.